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Unit4AmazingScienceTopic1Whenwasitinvented?TeachingaimsanddemandsisspokenbyManypeopleusecomputers.NewwordsCheckwordsA:What’sthelockmadeof?B:It’smadeofmetal.A:What’situsedfor?B:It’susedforlockingthedoor.A:What’sthepapermadefrom?B:It’smadefromwood.A:What’situsedfor?B:It’susedforwritingon.Couldyoutellthedifferences?chopsticks/bamboobemadeofbemadefrombemadebybemadeinbemadeintobeusedforbeusedas····beusedbybeusedtodoListento1aandmarkT(True)orF(False).1.Read1aagain,thenanswerthefollowingquestions1,whydidKangkangaskJanenottospendtoomuchtimeoncomputergames1.allowv.允许allowsb.todosth.允许某人做某事beallowedtodosth.被允许做某事2.spend···onsth在···上花费时间spend···(in)doingsth做某事花费时间3.beusedfordoing被用来做beusedtodo被用来做4.send···into···把···送入···5.IwishIcouldgointospacesomeday.(can--could,虚拟语气,表示主观愿望和未来的梦想,不一定能实现)6.someday----某一天,总有一天(将来)7.cometrue----变成真的,实现sbrealize/achieve=makesthcometureFillintheblanks,thencheckthesentenceswhichusewas/were+及物动词的过去分词1.Mr.Green___tosinganEnglishsongatthepartyandhesangwell.(2017安徽)A.wasinvitedB.invitedC.isinvitedD.invites2.Thispicture____bymycousinlastyear.(2017重庆)A.drawsB.drewC.isdrawnD.wasdrawn3.Thedressfeelssoftanditismade____silk.A.forB.ofC.byD.in3.IwishI____playtenniswiththemthisafternoon,butIhavetostudyforatest.A.canB.shouldC.couldD.shall4.English____travelersandbusinesspeopleallovertheworld.A.isusedasB.isusedforC.isusedbyD.isusedtoA:What'sthisinEnglish?B:It'salaptop.A:Whatisalaptopmadeof?B:Itismadeofplastic.A:What’situsedfor?B:Itisusedforstudying.Japan/1985A:Whenandwherewasitdeveloped?B:ItwasdevelopedinJapanin1985.SummaryAssignmentThankYou!